32results about How to "Real-time metering" patented technology

The invention relates to an oil well monitoring device and method. The oil well monitoring device comprises a mixed liquid inlet of oil, gas, and water, a mixed liquid outlet of the oil, the gas, andthe water, a gas-liquid separator, a liquid monitoring component, a gas monitoring component, and a data processing device, wherein the mixed liquid inlet and the mixed liquid outlet are connected toan oil well wellhead ground pipeline; an entering opening of the gas-liquid separator is connected with the mixed liquid inlet, and the gas-liquid separator is configured to perform gas-liquid phase separation on a mixed liquid; the liquid monitoring component is connected between a liquid outlet of the gas-liquid separator and the mixed liquid outlet, and is configured to collect liquid monitoring data; the gas monitoring component is connected between a gas outlet of the gas-liquid separator and the mixed liquid outlet, and is configured to collect gas monitoring data; and the data processing device is configured to calculate a liquid production amount of an oil well according to the liquid monitoring data and calculate gas production amount of the oil well according to the gas monitoring data. According to the oil well monitoring device, the liquid / gas production amount of the oil well can be metered in real time, and the manual participation is not needed; and the oil well abnormality can be found in time, and an alarm is given in time when a safety problem appears.

The invention discloses an intelligent temperature control and charging system for home heating, which relates to a temperature control and charging system. It includes the first Hall flow sensor, the second Hall flow sensor, single-chip microcomputer, PWM circuit, temperature sensor, LCD screen, keyboard, stepper motor and buzzer. Seoul flow sensor, PWM circuit, temperature sensor, LCD screen, keyboard, stepping motor are connected, and the stepping motor is connected with buzzer; the single-chip microcomputer adopts AT89C51. The invention has the advantages of simple structure, convenient and reliable use, and convenient temperature control and metering and charging.

A system for displacing shale gas with CO2 and simulating and testing adsorption and desorption of shale to the shale gas or CO2 comprises a CO2 bottle and a CH4 bottle, the CO2 bottle is connected to the input end of a first piston container, the CH4 bottle is connected to the input end of a second piston container, the power driving ends of the first piston container and the second piston container are connected with a power driving system, the output ends of the first piston container and the second piston container are connected to the input end of a sand-filled tube, a connecting pipeline for connecting the output ends with the input end is provided with a vacuum pump and a calibration system, the sand-filled tube is arranged in a thermotank and is connected with an axial pressure pump, the output end is connected to a tail gas recovering bottle, and a pipeline for connecting the output end with the tail gas recovering bottle is provided with a back pressure control system and an infrared gas analyzer. The invention also provides a method based on the system. The system and the method can simulate and test the effect of displacement of the shale gas with CO2 in different states at different temperatures under different pressures; and an experiment device is used to carry out experiments of adsorption and desorption of the shale to CH4 or CO2 and research the gas adsorption and desorption rule of the shale at different temperatures under different pressures.

The invention provides a method for simulating the dynamic process for displacing and replacing shale gas through CO2. Based on a corresponding simulation device, the method mainly comprises the steps that a shale powdered sample is placed in a sample chamber of a sand-filled pipe, and the initial state of the sample is set according to the practical stratum condition; after a pipe volume is calibrated, an appropriate amount of CH4 is introduced, an experiment for displacing and replacing the shale gas through CO2 is conducted, experimental data is measured according to a volumetric flow meter at the inlet end, a volumetric flow meter at the outlet end and an infrared-ray gas analyzer, and the displacing and replacing effect can be evaluated through calculation. According to the method for simulating the dynamic process for displacing and replacing the shale gas through CO2, the action effect of the displacing and replacing effect can be monitored in real time, and an influence rule of factors such as temperature, pressure and injection displacement capacity on the dynamic process for displacing and replacing CH4 through CO2 is obtained.

The invention discloses an autonomous urination assisting device and method. The device uses a combination of 16-channel electrode sheets and multiple wire electrodes to target and stimulate T12-L2 of the spinal cord and S2-S3 of the spinal cord sacral nerves, and transmit electrical stimulation signals to Acting on the corresponding areas of the spinal cord and related sacral nerves, it can adjust the detrusor-sphincter synergy, so that when the urine in the bladder reaches a certain amount, the bladder pressure will be increased to promote urination. It has an auxiliary therapeutic function for urinary frequency and urinary incontinence. To a certain extent, the upward conduction function of the stimulation signal is improved; at the same time, the device measures the urine volume in the bladder in real time through the implanted flowmeter, and reminds the patient to urinate at the right time according to the analysis of the urine volume and preset different thresholds, eliminating the need to directly set the external The monitoring method of parameters is more humanized and intelligent.

The invention discloses an RAP regeneration mixing device which mainly comprises a roller shaft, an oil motor and a burner, wherein a new aggregate hopper is arranged at the front end of the roller shaft; an enclosure is arranged at the rear section of the roller shaft and connected with a mineral powder conveyor, an asphalt conveyor and a breaker; the roller shaft is provided with a spiral bladeon the inner wall and a spiral paddle on the outer wall; and a mixing cavity is arranged at the tail end of a jacket formed between the enclosure and the roller shaft. The oil motor drives the rollershaft to rotate so that new aggregate in the roller shaft enters the mixing cavity under the push of the spiral blade and is heated by the burner to the specified temperature; RAP entering the mixingcavity from the breaker is wrapped with high-temperature fresh aggregate, and RAP wrapped with the fresh aggregate is pushed toward the front end of the roller shaft under the forced mixing of the spiral paddle; meanwhile, the mineral powder conveyor and the asphalt conveyor add the additives (such as mineral powder) and fresh asphalt into the mixture of the new and old aggregate through a metering device so as to generate new asphalt concrete; and the asphalt concrete is output from a discharge port and directly backfilled onto the road surface, thereby avoiding the RAP waste in the prior art and saving energy and realizing high efficiency.

A multifunctional combined junction box comprises a voltage shift, a current shift, junction screws, cover plate screws, mounting fastening screws, a metal channel, a plastic insulating shell, incoming and outgoing terminals, terminal numbers, and a junction box cover plate. The junction box includes four voltage units and three current units, the voltage shift is mounted on a voltage unit, and the current shift is mounted on a current unit. The junction box can acquire real-time electric quantity uninterruptibly in real time in case of special transformer terminal or concentrator failure or meter replacement; the multifunctional combined junction box supports field inspection of an electricity meter; during meter replacement, the multifunctional combined junction box can meter the electric quantity in real time during meter replacement through connection with a field electricity metering instrument.

The invention discloses a direct-current electric energy meter and a method for metering direct-current electric energy. The meter at least comprises a detection module, a processing module, a storage module and an interaction module, wherein the detection module is used for sampling voltage and current, acquiring a voltage signal and a current signal, converting the voltage signal and the current signal into a detection signal and transmitting the detection signal to the processing module; the processing module is used for calculating an electric energy parameter according to the detection signal and storing the electric energy parameter in the storage module; the storage module is used for storing the calculated electric energy parameter; and the interaction module is connected with the processing module and is used for acquiring and displaying the calculated electric energy parameter. The processing module is also used for metering the energy consumption for each time. Upon receiving a communication frame, the processing module generates a metering command and the metering command controls the detection module to start obtaining a detection signal for calculating. Upon receiving an ending frame, the processing module stops the metering operation. Compared with a conventional direct-current electric energy meter which has a mechanical electromagnetic structure, the brand new direct-current electric energy meter adopting full-electronic apparatuses has high metering degree of accuracy, longer service life and anti-external disturbance capacity.

The invention relates to an experimental device and method for pipeline leakage. The experimental device is composed of a power system, a leakage unit, a valve, a thermometer, a volume flow meter and a pressure gauge. The power system is connected to the leakage unit through a pipeline, and the two ends of the leakage unit are respectively connected to valves. , Thermometer, pressure gauge, volume flow meter. By comparing the calculated value and the measured value of the gas or liquid steady-state leakage rate, the revised model of the gas or liquid steady-state leakage rate formula can be obtained to study gas, liquid, and gas-liquid miscibility in pipelines or storage tanks under various leakage conditions The characteristics and laws of steady-state and dynamic leakage provide a theoretical basis for the daily safety maintenance of long-distance pipelines and the emergency rescue and accident investigation of leakage accidents.